.tooltip, .arrow:after {
  background: black;
}

.tooltip {
  pointer-events: none;
  opacity: 0;
  display: inline-block;
  position: absolute;
  padding: 5px 20px;
  color: white;
  border-radius: 5px;
  margin-top: 20px;
  margin-left: 120px;
  text-align: center;
  font: bold 14px "Helvetica Neue", Sans-Serif;
  font-stretch: condensed;
  text-decoration: none;
  box-shadow: 0 0 7px black;
}
.arrow {
  width: 70px;
  height: 16px;
  overflow: hidden;
  position: absolute;
  bottom: -16px;
}
.arrow:after {
  content: '';
  position: absolute;
  left: 50%;
  top: -20px;
  width: 20px;
  height: 28px;
  -webkit-box-shadow: 6px 5px 9px -9px black,
                      5px 6px 9px -9px black;
  -moz-box-shadow: 6px 5px 9px -9px black,
                   5px 6px 9px -9px black;
  box-shadow: 6px 5px 9px -9px black,
              5px 6px 9px -9px black;
  -webkit-transform: rotate(45deg);
  -moz-transform:    rotate(45deg);
  -ms-transform:     rotate(45deg);
  -o-transform:      rotate(45deg);
}
.tooltip.active {
  opacity: 0.7;
  margin-top: 5px;
  -webkit-transition: all 0.2s ease;
  -moz-transition:    all 0.2s ease;
  -ms-transition:     all 0.2s ease;
  -o-transition:      all 0.2s ease;
}
.tooltip.out {
  opacity: 0;
  margin-top: -20px;
}